Answer:
A close relative of ketchup that people often spread on their dog.
While I did live, I food did give, which many one did daily eat. Now being dead, you see they tread me under feet about the street.
What peels like an onion but still remains whole?
The homes of tiny creatures that collect in corners if you aren't vigilant about dusting.
A pony trots his way through the world on these.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?